CVE-2023-33084 Improper Release of Memory Before Removing Last Reference in Data Modem
A memory leak in the Data Modem component allows attackers to cause a transient denial of service during DTLS handshakes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-33084?
CVE-2023-33084 is a high-severity memory corruption vulnerability in Qualcomm Ar8035 Firmware, published on 4 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Transient DOS while processing IE fragments from server during DTLS handshake.
Weakness: CWE-401
Which versions are affected by CVE-2023-33084?
It affects 42 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qca6584au Firmware, Qualcomm Qca6698aq Firmware and 36 more.
How do I fix CVE-2023-33084?
No fix has been published for CVE-2023-33084 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-33084 being exploited?
There is no known exploitation of CVE-2023-33084 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ar8035 Firmware
- CVE-2023-33106 Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset
- CVE-2024-45569 Improper Validation of Array Index in WLAN Host Communication
- CVE-2024-21473 Improper Input Validation in WIN SON
- CVE-2023-28582 Buffer Copy Without Checking Size of Input in Data Modem
- CVE-2023-43552 Use After Free in WLAN Host Communication
Sources
Also known as GHSA-jghx-2c7v-jjmc.